Home / 28,882.07-43,329.94-12,243.10

Finding the Fourth Proportional to 28,882.07, 43,329.94 and 12,243.10

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Solution

The fourth proportional to 28,882.07, 43,329.94 and 12,243.10 is: 18,367.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,882.07 : 43,329.94 = 12,243.10 : x
  2. Step 2: Convert to fraction form
    28,882.07/43,329.94 = 12,243.10/x
  3. Step 3: Cross multiply
    28,882.07x = 43,329.94 × 12,243.10
  4. Step 4: Simplify right side
    28,882.07x = 530,492,730.73
  5. Step 5: Solve for x
    x = 530,492,730.73/28,882.07
  6. Step 6: Final answer
    x = 18,367.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.